September 9, 2025
Apple Firmware

Mac Studio (M3 Ultra)
IPSW Download

Select an Mac Studio (M3 Ultra) firmware version to download. These IPSW links are compatible with model identifier Mac15,14 and model number A3389.
15.6.1
SIGNED

macOS 15.6.1

SIGNED
UniversalMac_15.6.1_24G90_Restore.ipsw
Released: August 20, 2025
Build: 24G90
15.6
SIGNED

macOS 15.6

SIGNED
UniversalMac_15.6_24G84_Restore.ipsw
Released: July 29, 2025
Build: 24G84
15.5
SIGNED

macOS 15.5

SIGNED
UniversalMac_15.5_24F74_Restore.ipsw
Released: May 12, 2025
Build: 24F74
15.4.1
SIGNED

macOS 15.4.1

SIGNED
UniversalMac_15.4.1_24E263_Restore.ipsw
Released: April 16, 2025
Build: 24E263
15.4
SIGNED

macOS 15.4

SIGNED
UniversalMac_15.4_24E248_Restore.ipsw
Released: March 31, 2025
Build: 24E248
15.3.2
SIGNED

macOS 15.3.2

SIGNED
UniversalMac_15.3.2_24D2082_Restore.ipsw
Released: March 11, 2025
Build: 24D2082